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Dennis Fisher

Editor in Chief

Dennis Fisher is an award-winning journalist who has been covering information security and privacy since 2000.

He is one of the co-founders of Threatpost and previously wrote for TechTarget and eWeek, when magazines were still a thing that existed. Dennis enjoys finding the stories behind the headlines and digging into the motivations and thinking of both defenders and attackers. His work has appeared in The Boston Globe, The Improper Bostonian, Harvard Business School’s Working Knowledge, and most of his kids’ English papers.

Featured Articles

1182 articles by Dennis Fisher

TinyTurla-NG Backdoor Has Big Capabilities

New research shows the TinyTurla-NG backdoor uses the Chisel open-source attack framework for some communications and has a variety of post-compromise capabilities.

Russia

New AcidPour Wiper Malware Found in Ukraine

SentinelLabs researchers have discovered a new wiper malware called AcidPour in Ukraine, which appears to be a new version of the AcidRain malware.

Russia, Malware

Decipher Podcast: Brian Donohue on the 2024 Threat Detection Report

Brian Donohue of Red Canary joins Dennis Fisher to talk about some of the surprising findings from the company's new 2024 Threat Detection Report, including why identity based attacks continue to work so well and how attackers are approaching the shift to the cloud.

Podcast

HHS to Probe Change Healthcare Attack

The Department of Health and Human Services will investigate the ransomware attack on Change Healthcare to see whether any consumer health information was compromised.

Government, Ransomware

Microsoft Says Russian APT29 Accessed Source Code, Other Secrets

The Russian threat group known as Midnight Blizzard and APT29 gained access to some Microsoft source code repositories and other sensitive data, the company said.

Russia, Microsoft